package com.jy.blog.service;

import java.util.List;

import com.jy.blog.model.User;

public interface UserService {
	User login(User user);
	List<User> selUser();
	User selByUser(String userName);
	int register(User user);
	int updateUser(User user);
	User selById(int userId);
	int delUser(int userId);
}
